Someone please help! but don’t send the answer in a link because I can’t open them. Thanks!

Answer: D
Step-by-step explanation:
Because 120 is the amount he already has know u need to see what x is and times that by 6 because it’s how many weeks.
Oh and when people send links as answeres there hackers.
Answer:
Step-by-step explanation:
If Sam has 120 dollars in his account and he wants to save the same amount each week
let x be the amount he wants to save each week
the expression will be
120+6x